Nios II CALL26 linker relaxation
authorSandra Loosemore <sandra@codesourcery.com>
Fri, 31 Jan 2014 01:47:07 +0000 (17:47 -0800)
committerSandra Loosemore <sandra@codesourcery.com>
Fri, 31 Jan 2014 01:47:07 +0000 (17:47 -0800)
commit78058a5e4f09f6ed49039d6014b1266e229e1f49
tree11a23a22085d9fab98d35e9da10f39895d8bcf78
parent1b4f7b4d1e4566ff8e75a6ad7472da15ec31ce7a
Nios II CALL26 linker relaxation

2014-01-30  Sandra Loosemore  <sandra@codesourcery.com>

bfd/
* bfd-in2.h: Update from reloc.c.
* elf32-nios2.c: Include elf32-nios2.h.
(elf_nios2_howto_table_rel): Add entry for R_NIOS2_CALL26_NOAT.
(nios2_reloc_map): Likewise.
(enum elf32_nios2_stub_type): Declare.
(struct elf32_nios2_stub_hash_entry): Declare.
(nios2_stub_hash_entry, nios2_stub_hash_lookup): New macros.
(struct elf32_nios2_link_hash_entry): Add hsh_cache field.
(struct elf32_nios2_link_hash_table): Add new fields bstab,
stub_bfd, add_stub_section, layout_sections_again, stub_group,
bfd_count, top_index, input_list, all_local_syms.
(nios2_call26_stub_entry): New.
(nios2_elf32_install_imm16): Move up in file.
(nios2_elf32_install_data): Move up in file.
(hiadj): Move up in file.
(stub_hash_newfunc): New.
(link_hash_newfunc): Initialize hsh_cache field.
(STUB_SUFFIX): New.
(nios2_stub_name): New.
(nios2_get_stub_entry): New.
(nios2_add_stub): New.
(nios2_elf32_setup_section_lists): New.
(nios2_elf32_next_input_section): New.
(CALL26_SEGMENT): New.
(MAX_STUB_SECTION_SIZE): New.
(group_sections): New.
(nios2_type_of_stub): New.
(nios2_build_one_stub): New.
(nios2_size_one_stub): New.
(get_local_syms): New.
(nios2_elf32_size_stubs): New.
(nios2_elf32_build_stubs): New.
(nios2_elf32_do_call26_relocate): Correct CALL26 overflow test.
(nios2_elf32_relocate_section): Handle R_NIOS2_CALL26_NOAT.  Add
trampolines for R_NIOS2_CALL26 stubs.
(nios2_elf32_check_relocs): Handle R_NIOS2_CALL26_NOAT.
(nios2_elf32_gc_sweep_hook): Likewise.
(nios2_elf32_link_hash_table_create): Initialize the stub hash table.
(nios2_elf32_link_hash_table_free): New.
(bfd_elf32_bfd_link_hash_table_free): Define.
* elf32-nios2.h: New file.
* libbfd.h: Update from reloc.c.
* reloc.c (BFD_RELOC_NIOS2_CALL26_NOAT): New.

gas/
* config/tc-nios2.c (md_apply_fix): Handle BFD_RELOC_NIOS2_CALL26_NOAT.
(nios2_assemble_args_m): Likewise.
(md_assemble): Likewise.

gas/testsuite/
* gas/nios2/call26_noat.d: New.
* gas/nios2/call26_noat.s: New.
* gas/nios2/call_noat.d: New.
* gas/nios2/call_noat.s: New.

include/elf/
* nios2.h (elf_nios2_reloc_type): Add R_NIOS2_CALL26_NOAT.

ld/
* Makefile.am (enios2elf.c, enios2linux.c): Update dependencies.
* Makefile.in: Regenerated.
* emulparams/nios2elf.sh (EXTRA_EM_FILE): Set.
* emulparams/nios2linux.sh (EXTRA_EM_FILE): Set.
* emultempl/nios2elf.em: New file.
* gen-doc.texi (NIOSII): Set.
* ld.texinfo (NIOSII): Set.

ld/testsuite/
* ld-nios2/relax_call26.s: New.
* ld-nios2/relax_call26_boundary.ld: New.
* ld-nios2/relax_call26_boundary.s: New.
* ld-nios2/relax_call26_boundary_c8.d: New.
* ld-nios2/relax_call26_boundary_cc.d: New.
* ld-nios2/relax_call26_boundary_d0.d: New.
* ld-nios2/relax_call26_boundary_d4.d: New.
* ld-nios2/relax_call26_boundary_d8.d: New.
* ld-nios2/relax_call26_boundary_dc.d: New.
* ld-nios2/relax_call26_boundary_f0.d: New.
* ld-nios2/relax_call26_boundary_f4.d: New.
* ld-nios2/relax_call26_boundary_f8.d: New.
* ld-nios2/relax_call26_boundary_fc.d: New.
* ld-nios2/relax_call26_cache.d: New.
* ld-nios2/relax_call26_cache.ld: New.
* ld-nios2/relax_call26_cache.s: New.
* ld-nios2/relax_call26_multi.d: New.
* ld-nios2/relax_call26_multi.ld: New.
* ld-nios2/relax_call26_norelax.d: New.
* ld-nios2/relax_call26_shared.d: New.
* ld-nios2/relax_call26_shared.ld: New.
45 files changed:
bfd/ChangeLog
bfd/bfd-in2.h
bfd/elf32-nios2.c
bfd/elf32-nios2.h [new file with mode: 0644]
bfd/libbfd.h
bfd/reloc.c
gas/ChangeLog
gas/config/tc-nios2.c
gas/testsuite/ChangeLog
gas/testsuite/gas/nios2/call26_noat.d [new file with mode: 0644]
gas/testsuite/gas/nios2/call26_noat.s [new file with mode: 0644]
gas/testsuite/gas/nios2/call_noat.d [new file with mode: 0644]
gas/testsuite/gas/nios2/call_noat.s [new file with mode: 0644]
include/elf/ChangeLog
include/elf/nios2.h
ld/ChangeLog
ld/Makefile.am
ld/Makefile.in
ld/emulparams/nios2elf.sh
ld/emulparams/nios2linux.sh
ld/emultempl/nios2elf.em [new file with mode: 0644]
ld/gen-doc.texi
ld/ld.texinfo
ld/testsuite/ChangeLog
ld/testsuite/ld-nios2/relax_call26.s [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary.ld [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary.s [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_c8.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_cc.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_d0.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_d4.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_d8.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_dc.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_f0.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_f4.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_f8.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_boundary_fc.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_cache.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_cache.ld [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_cache.s [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_multi.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_multi.ld [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_norelax.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_shared.d [new file with mode: 0644]
ld/testsuite/ld-nios2/relax_call26_shared.ld [new file with mode: 0644]